package com.crr.ret;

import lombok.Getter;

import java.util.Arrays;

@Getter
public enum ReturnCodeEnum {
    /*Code message 举值*/
    //操作失败
    RC999("999", "操作XX失败"),
    //操作成功
    RC200("200", "success"),
    //服务降级
    RC201("201", "服务开启降级保护,请稍后再试!"),
    // 热点参数限流
    RC202("202", "热点参数限流,稍后再试!"),
    //系统规则不满足
    RC203("203", "系统规则不满足要求,请稍后再试!"),
    // 授权规则不通过
    RC204("204", "授权规则不通过,请稍后再试!"),
    //access denied
    RC403("403", "无访问权限,请联系管理员授予权限"),
    //access denied
    RC401("401", "匿名川户访问无权限资源时的异常"),
    RC404("404", "404页面找不到异常"),
    // 服务异常
    RC500("500", "系统异常，请稍后重试"),
    RC375("3Z5", "数学运算异策，请稍后重试"),
    INVALID_TOKEN("2001", "访问令牌不合法"),
    ACCESS_DENIED("2003", "没有权限访问该资源"),
    CLIENT_AUTHENTICATION_FAILED("100", "客户端认证失败"),
    USERNAME_OR_PASSWORD_ERROR("1002", "用户名或密码错误"),
    BUSINESS_ERROR("1094", "业务逻辑异常"),
    UNSUPPORTED_GRANT_TYPE("1003", "不文持的认证模式");
    //定义一个通用的枚举类
    /*举值-构造-遍历*/

    /*构造*/
    private final String code;//自定义状态码
    private final String message;//自定义描述信息
    ReturnCodeEnum(String code, String message) {
        this.code=code;
        this.message=message;
    }
    /*遍历*/
    /*找不到状态码返回键null 找到返回相应的message
    * 枚举自己有遍历values
    * */
    public static ReturnCodeEnum getReturnCodeEnum1(String code){
        for (ReturnCodeEnum element : ReturnCodeEnum.values()) {
            //找到值
            if(element.getCode().equals(code)){
                return element;
            }
        }
        return null;
    }

    /*Stream版本 流式计算*/
    public static ReturnCodeEnum getReturnCodeEnum2(String code){
      return  Arrays.stream(ReturnCodeEnum.values()).filter(x->x.getCode().equalsIgnoreCase(code)).findFirst().orElse(null);
    }

/*    public static void main(String[] args) {
        System.out.println(getReturnCodeEnum1("200"));
        System.out.println(getReturnCodeEnum1("200").getCode());
        System.out.println(getReturnCodeEnum1("200").getMessage());
        System.out.println("-------------");
        System.out.println(getReturnCodeEnum2("404"));
        System.out.println(getReturnCodeEnum2("404").getCode());
        System.out.println(getReturnCodeEnum2("404").getMessage());
    }*/
}
